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Federal
Canadian Ice Service Arctic Regional Sea Ice Charts in SIGRID-3 Format, Version 1
National Aeronautics and Space Administration —
The Canadian Ice Service (CIS) produces digital Arctic regional sea ice charts for marine navigation, forecasting, and climate research. The ice charts are created... -
Federal
International Geophysical Year, 1957-1958: Drifting Station Alpha Documentary Film, Version 1
National Aeronautics and Space Administration —
This film documents the activities that occurred on Drifting Station Alpha in the Arctic Ocean during the International Geophysical Year, 1957 to 1958. The film is... -
Federal
Arctic Sea Ice Concentration and Extent from Danish Meteorological Institute Sea Ice Charts, 1901-1956, Version 1
National Aeronautics and Space Administration —
This data set provides estimates of Arctic sea ice extent and concentration from 1901 to 1956 created from a collection of historic, hand-drawn sea ice charts from... -
Federal
Submarine Upward Looking Sonar Ice Draft Profile Data and Statistics, Version 1
National Aeronautics and Space Administration —
This data set consists of upward looking sonar sea ice draft data collected by submarines in the Arctic Ocean. It includes data from both U.S. Navy and Royal Navy...